| ACU |
Antenna Control Unit |
| ALC |
Automatic Level Control |
| AOI |
Array Operators Interface |
| AS |
Analog Sum |
| ASC |
Ascension |
| AZ |
Azimuth |
| BB |
Base Band |
| BE |
Back End |
| BW |
Beam Width |
| BW |
Band Width |
| BWC |
Band Width Code |
| CAL |
Calibration (Signal) |
| CB |
Circuit Breaker;
Control Building |
| CCW |
Counter-Clockwise |
| CMD |
Command |
| COMP |
Compressor |
| COMP |
Computer Control |
| CRY |
Cryogenics |
| CW |
Clockwise |
| CXC |
Cosine x Cosine |
| DCS |
Digital Communication System |
| DEC |
Declination |
| DP |
Dew Point |
| DPM |
Digital Positioning Mode |
| EL |
Elevation |
| FE |
Front End |
| FIN |
Finalize |
| FL |
Fluke |
| FOC |
Focus |
| FR |
Focus/Rotation |
| FRM |
Focus/Rotation
Mount |
| GND |
Ground voltage |
| GTP |
Gated Total Power |
| HA |
Hour Angle |
| HE |
Helium |
| IAT |
International Atomic Time |
| IF |
Intermediate Frequency |
| IG |
Inspect Global |
| K MXR |
K-Band Mixer |
| LED |
Light Emitting Diode |
| LO |
Local Oscillator |
| LO/IF |
Local Oscillator/Intermediate
Frequency |
| LST |
Local Sidereal Time |
| MLO |
Master Local Oscillator |
| NOB |
??? |
| NOT |
Nothing |
| OBSV |
Observer |
| PAA |
Parity Error |
| PK.DET. |
Peak Detector |
| PLL |
Phase Locked Loop |
| PSIA |
Pound/Square Inch |
| PT |
Pietown |
| RA |
Right Ascension |
| RCV |
Receive |
| RCVRS |
Receivers |
| RET |
Return |
| ROT |
Rotation |
| RDBK |
Read Back |
| RX |
Receiver Monitor |
| SCFH |
Standard Cubic Feet/Hour |
| SD |
Synchronous Detector |
| SHU |
Shutdown |
| SUB |
Sub-Array |
| SUP |
Supply |
| SWI |
Switch (as in tapes) |
| SXC |
Sine x Cosine |
| SXS |
Sine x Sine |
| TE |
Tipping Procedure |
| TF |
Test Front End |
| TMP |
Temperature |
| TP |
Total Power |
| TRAN |
Translator |
| TSL |
Weather Station Brand Name |
| UT |
Universal Time |
| VCO |
Voltage Controlled Oscillator |
| VCO CTL |
Voltage Controlled Oscillator
Control |
| WE |
Weather (overlay) |
| WG |
Wave Guide |
| WR |
Wrap (overlay) |
| XMIT |
Transmit |